UKHSA Reports Stable Flu, Mixed COVID-19, and Rising RSV Activity

The UK Health Security Agency (UKHSA) has released its latest weekly surveillance data for respiratory viruses in the 2026/27 season. The report indicates that influenza activity remains at stable baseline levels, with a slight decrease observed among young adults. COVID-19 activity shows varied trends but remains low, while respiratory syncytial virus (RSV) activity has increased, circulating at baseline levels. This data provides an overview of current winter virus trends in the UK.